<script setup>
import GoodsItem from '@/views/Home/components/GoodsItems.vue'
import { useBanner } from '@/views/Category/Composables/useBanner'
import { useCategory } from '@/views/Category/Composables/useCategory'


// // 获取banner
// const bannerList = ref([])

// const getBanner = async () => {
//     const res = await getBannerAPI(
//         // { distributionSite: '2' }
//     )
//     bannerList.value = res.result
//     // console.log('Category-->bannerList:', bannerList.value)
//     // console.log('bannerList-->id:', bannerList.value.id)
// }
// onMounted(() => getBanner())

// 使用自定义组件,封装banner轮播图相关,(src\views\Category\Composables\useBanner.js)
const { bannerList } = useBanner()


// // 获取分类数据
// const categoryData = ref({})
// const route = useRoute()//获取路由信息，详见路由表

// const getCategory = async (id = route.params.id) => {
//     const res = await getTopCategoryAPI(id)
//     categoryData.value = res.result
//     // console.log('Category-->categoryData:', categoryData.value)
// }
// onMounted(() => {
//     getCategory()
// })
// // 目标：路由参数变化的时候，，可以把分类接口程序发送
// onBeforeRouteUpdate((to) => {
//     console.log('路由变化了')
//     // 存在问题：使用最新的路由参数请求最新的分类数据
//     console.log('to:', to)
//     // console.log('from:', from)
//     getCategory(to.params.id)
// })
// 使用自定义组件,封装分类数据业务相关(src\views\Category\Composables\useCategory.js)
const { categoryData } = useCategory()

</script>

<template>
    <div class="top-category">
        <div class="container m-top-20">
            <!-- 面包屑 -->
            <!-- 面包屑 elementplus的组件-->
            <div class="bread-container">
                <el-breadcrumb separator=">">
                    <!-- 面包屑中间的分隔符 -->
                    <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
                    <!-- <el-breadcrumb-item :to="{ path: '/category/sub/${categoryData.id}' }">首页</el-breadcrumb-item> -->
                    <!-- 面包屑中间的导航项 path路由路径 -->
                    <el-breadcrumb-item>{{ categoryData.name }}</el-breadcrumb-item>
                </el-breadcrumb>
            </div>
            <!-- 轮播图 -->
            <div class="home-banner">
                <el-carousel height="500px">
                    <el-carousel-item v-for="item in bannerList" :key="item.id">
                        <img :src="item.imgUrl" alt="">
                    </el-carousel-item>
                </el-carousel>
            </div>
            <!-- 全部分类 -->
            <div class="sub-list">
                <h3>全部分类</h3>
                <ul>
                    <li v-for="item in categoryData.children" :key="item.id">
                        <RouterLink :to="`/category/sub/${item.id}`">
                            <img :src="item.picture" />
                            <p>{{ item.name }}</p>
                        </RouterLink>
                    </li>
                </ul>
            </div>
            <div class="ref-goods" v-for="item in categoryData.children" :key="item.id">
                <div class="head">
                    <h3>- {{ item.name }}-</h3>
                </div>
                <div class="body">
                    <GoodsItem v-for="good in item.goods" :goods="good" :key="good.id" />
                </div>
            </div>
        </div>
    </div>
</template>


<style scoped lang="scss">
.top-category {
    h3 {
        font-size: 28px;
        color: #666;
        font-weight: normal;
        text-align: center;
        line-height: 100px;
    }

    .sub-list {
        margin-top: 20px;
        background-color: #fff;

        ul {
            display: flex;
            padding: 0 32px;
            flex-wrap: wrap;

            li {
                width: 168px;
                height: 160px;


                a {
                    text-align: center;
                    display: block;
                    font-size: 16px;

                    img {
                        width: 100px;
                        height: 100px;
                    }

                    p {
                        line-height: 40px;
                    }

                    &:hover {
                        color: $xtxColor;
                    }
                }
            }
        }
    }

    .ref-goods {
        background-color: #fff;
        margin-top: 20px;
        position: relative;

        .head {
            .xtx-more {
                position: absolute;
                top: 20px;
                right: 20px;
            }

            .tag {
                text-align: center;
                color: #999;
                font-size: 20px;
                position: relative;
                top: -20px;
            }
        }

        .body {
            display: flex;
            justify-content: space-around;
            padding: 0 40px 30px;
        }
    }

    .bread-container {
        padding: 25px 0;
    }
}

.home-banner {
    width: 1240px;
    height: 500px;
    margin: 0 auto;
    left: 0;
    top: 0;
    z-index: 98;

    img {
        width: 100%;
        height: 500px;
    }
}
</style>